Home / 9,723.79-13,418.63-5,947.00

Finding the Fourth Proportional to 9,723.79, 13,418.63 and 5,947.00

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Solution

The fourth proportional to 9,723.79, 13,418.63 and 5,947.00 is: 8,206.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,723.79 : 13,418.63 = 5,947.00 : x
  2. Step 2: Convert to fraction form
    9,723.79/13,418.63 = 5,947.00/x
  3. Step 3: Cross multiply
    9,723.79x = 13,418.63 × 5,947.00
  4. Step 4: Simplify right side
    9,723.79x = 79,800,551.63
  5. Step 5: Solve for x
    x = 79,800,551.63/9,723.79
  6. Step 6: Final answer
    x = 8,206.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.